please show steps. thank you. Use the Empirical Rule. The mean speed of a sample of...
please show steps. thank you.
Use the Empirical Rule. The mean speed of a sample of vehicles along a stretch of highway is 64 miles per hour, with a standard deviation of 5 miles per hour. Estimate the percent of vehicles whose speeds are between 49 miles per hour and 79 miles per hour. (Assume the data set has a bell-shaped distribution.)
Approximately nothing ___% of vehicles travel between 49 miles per hour and 79 miles per hour.
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Use the Empirical Rule. The mean speed of a sample of...
Use the Empirical Rule. The mean speed of a sample of vehicles along a stretch of...
Use the Empirical Rule. The mean speed of a sample of vehicles along a stretch of highway is 64 miles per hour, with a standard deviation of 5 miles per hour. Estimate the percent of vehicles whose speeds are between 59 miles per hour and 69 miles per hour. (Assume the data set has a bell-shaped distribution.) Approximately % of vehicles travel between 59 miles per hour and 69 miles per hour.
Use the Empirical Rule. The mean speed of a sample of vehicles along a stretch of...
Use the Empirical Rule. The mean speed of a sample of vehicles along a stretch of highway is 7171 miles per hour, with a standard deviation of 33 miles per hour. Estimate the percent of vehicles whose speeds are between 6868 miles per hour and 7474 miles per hour. (Assume the data set has a bell-shaped distribution.)
Use the Empirical Rule. The mean speed of a sample of vehicles along a stretch of...
Use the Empirical Rule. The mean speed of a sample of vehicles along a stretch of highway is 67 miles per hour, with a standard deviation of 3 miles per hour. Estimate the percent of vehicles whose speeds are between 61 miles per hour and 73 miles per hour. (Assume the data set has a bell-shaped distribution.)
Use the Empirical Rule. The mean speed of a sample of vehicles along a stretch of...
Use the Empirical Rule. The mean speed of a sample of vehicles along a stretch of highway is 65miles per hour, with a standard deviation of 3 miles per hour. Estimate the percent of vehicles whose speeds are between 56 miles per hour and 74 miles per hour. (Assume the data set has a bell-shaped distribution.)
Please give answer and work to show how you got the answer. Use the Empirical Rule....
Please give answer and work to show how you got the answer.
Use the Empirical Rule. The mean speed of a sample of vehicles along a stretch of highway is 63 miles per hour, with a standard deviation of 4 miles per hour. Estimate the percent of vehicles whose speeds are between 55 miles per hour and 71 miles per hour. (Assume the data set has a bell-shaped distribution.) Approximately % of vehicles travel between 55 miles per hour and...
Empirical Rule
The mean speed of a sample of vehicles along a stretch of highway is 63 miles per hour, with a standard deviation of 3 miles per hour. Estimate the percent of vehicles whose speeds are between 54 miles per hour and 72 miles per hour.
The mean value of land and buildings per acre from a sample of farms is $1200...
The mean value of land and buildings per acre from a sample of farms is $1200 with a standard deviation of $200 The data set has a bell-shaped distribution. Assume the number of farms in the sample is 79 (a) Use the empirical rule to estimate the number of farms whose land and building values per acre are between $1000 and $1400 nothing farms (Round to the nearest whole number as needed.)
The mean value of land and buildings per acre from a sample of farms is $1800,...
The mean value of land and buildings per acre from a sample of farms is $1800, with a standard deviation of $300. The data set has a bell-shaped distribution. Assume the number of farms in the sample is 77. (a) Use the empirical rule to estimate the number of farms whose land and building values per acre are between $1200 and $2400. nothing farms (Round to the nearest whole number as needed.)
3. The distribution of passenger vehicle speeds on the Interstate 5 Freeway is nearly normal with a mean of 72.6 mi/hr and a standard deviation of 4.78 mi/hr. (Use the Normal Table). Round all percen...
3. The distribution of passenger vehicle speeds on the Interstate 5 Freeway is nearly normal with a mean of 72.6 mi/hr and a standard deviation of 4.78 mi/hr. (Use the Normal Table). Round all percents to the nearest tenth. What percent of passenger vehicles travel slower than 80 miles per hour? a. b. What percent of passenger vehicles travel between 60 and 80 miles per hour? How fast do the fastest 5% of passenger vehicles travel? C. d. The speed...
The mean value of land and buildings per acre from a sample of farms is $1200,...
The mean value of land and buildings per acre from a sample of farms is $1200, with a standard deviation of $100.The data set has a bell-shaped distribution. Assume the number of farms in the sample is 78. Use the empirical rule to estimate the number of farms whose land and building values per acre are between $1000 and $1400
Use the Empirical Rule. The mean speed of a sample of vehicles along a stretch of highway is 64 miles per hour, with a standard deviation of 5 miles per hour. Estimate the percent of vehicles whose speeds are between 59 miles per hour and 69 miles per hour. (Assume the data set has a bell-shaped distribution.) Approximately % of vehicles travel between 59 miles per hour and 69 miles per hour.
Please give answer and work to show how you got the answer.
Use the Empirical Rule. The mean speed of a sample of vehicles along a stretch of highway is 63 miles per hour, with a standard deviation of 4 miles per hour. Estimate the percent of vehicles whose speeds are between 55 miles per hour and 71 miles per hour. (Assume the data set has a bell-shaped distribution.) Approximately % of vehicles travel between 55 miles per hour and...
3. The distribution of passenger vehicle speeds on the Interstate 5 Freeway is nearly normal with a mean of 72.6 mi/hr and a standard deviation of 4.78 mi/hr. (Use the Normal Table). Round all percents to the nearest tenth. What percent of passenger vehicles travel slower than 80 miles per hour? a. b. What percent of passenger vehicles travel between 60 and 80 miles per hour? How fast do the fastest 5% of passenger vehicles travel? C. d. The speed...
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