Question

uiz: Ch 7 Quiz is Question: 1 pt 8 of 12 (3 complete) ind the standardized test statistic t for a sample with na 12 x O A. 2.

0 0
Add a comment Improve this question Transcribed image text
Answer #1

test statistic =\frac{\bar{X}-\mu}{s/\sqrt{n}}

                     =\frac{31.2-30}{2.2/\sqrt{12}}

                     = 1.89

Option-D) 1.89

Add a comment
Know the answer?
Add Answer to:
uiz: Ch 7 Quiz is Question: 1 pt 8 of 12 (3 complete) ind the standardized...
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Not the answer you're looking for? Ask your own homework help question. Our experts will answer your question WITHIN MINUTES for Free.
Similar Homework Help Questions
  • Quiz: Chapter 8 Quiz Submit Quiz This Question: 1 pt 10 of 14 (9 complete) This...

    Quiz: Chapter 8 Quiz Submit Quiz This Question: 1 pt 10 of 14 (9 complete) This Quiz: 14 pts possibl Question Help of blue crabs from Location B. The stomach contents of a sample of 16 blue crabs from Location A contain a mean of 197 milligrams of fish and a standard deviation of 35 milligrams. The stomach contents of a sample of 8 B contain a mean of 182 mIgrams of fish and a standard deviation of 45 milligrams...

  • William Sutter 6 / 10/28/19 12:53 uiz: Chapter 8 Quiz mis Question: 1 pt Suomi 1 5 of 10 (4 complete This Quiz: 10 pts p...

    William Sutter 6 / 10/28/19 12:53 uiz: Chapter 8 Quiz mis Question: 1 pt Suomi 1 5 of 10 (4 complete This Quiz: 10 pts poss Baseball Company uses the allowance method to account for collectible receivables. Alte beginning of the year. Allowance for Bad Debes had a credit hance of $1.000 Dung the year Baseball role of uncle s of 200 Baseball recorded Bad Debts Expense of $2.500. Baseballs year and balance in Allowance for Bad Debts $1.200 Basebal'sending...

  • Quiz: Chapter 7 Review Quiz Submit Quiz This Question: 1 pt 20 of 23 (10 complete) This Quiz: 23 ...

    Quiz: Chapter 7 Review Quiz Submit Quiz This Question: 1 pt 20 of 23 (10 complete) This Quiz: 23 pts possible A county is considering rasing the speed limit on a road because they claim that the mean speed of vehicles is greater than 35 miles per hour. A random sample of 20 vehicles has a mean speed of 38 miles per hour and a standard deviation of 5.2 miles per hour. At α = 0.10, do you have enough...

  • Quiz: Chapter 9 Review Quiz Submit Quiz This Question: 1 pt 41 of 8(0 complete) This...

    Quiz: Chapter 9 Review Quiz Submit Quiz This Question: 1 pt 41 of 8(0 complete) This Quiz: 8 pls possilb Question He lp Consider the following hypotheses and sample data, and then complete parts a and b below us㎎ α:001 H1 μ>17 21 21 12 20 21 22 13 19 18 14 a) What conclusion should be drawn? Determine the critical value(s). The crtical value(s) is(are) □ (Round to three decimal places as needed. Use a comma to separate answers...

  • CH 3 Quiz ACG 2071 Spring 2019 Quiz: CH 3 Quiz This Question: 1 pt Joseph...

    CH 3 Quiz ACG 2071 Spring 2019 Quiz: CH 3 Quiz This Question: 1 pt Joseph Pellicano & Time Remaining: 00:43.06 Submit Quiz 4 of 20 (4 complete) This Quiz: 20 pts possible ot Showboat Corporation had actual manufacturing overhead costs for the most recent year of $29,900. Manufacturing overhead is allocated using a predetermined manufacturing overhead rate of $4.25 per direct labor hour. Direct labor cost is $28 per hour. At the end of the year, Cabaret Corporation found...

  • This Question: 1 pt 6 of 26 (0 complete) This Test: 26 pts possi Test the claim about the populat...

    This Question: 1 pt 6 of 26 (0 complete) This Test: 26 pts possi Test the claim about the population mean, u, at the given level of significance using the given sample statistics. Claim: μ* 6000; α-0.03; σ-353, Sample statistics: x-5600, n-49 ldentify the nul and alternative hypotheses. Choose the correct answer below Ο A. ΗΟιμ#8000 Ha : μ$8000 HO: μ#8000 Ha :p26000 Ho: μ$8000 Ha : μ#8000 O B. Ο D. OF. How#8000 Ha : μ-6000 H0ιμ 6000 Ha...

  • stacy perales& 1 1/25/19 12:27 PM Quiz: Ch 7 Quiz Time Remaining: 01:57 29 Submit Quiz...

    stacy perales& 1 1/25/19 12:27 PM Quiz: Ch 7 Quiz Time Remaining: 01:57 29 Submit Quiz This Question: 1 pt 8of9 (0 complete) This Quiz: 9 pls possible The lengths of time (in years) it took a random sample of 32 former smokers to quit smoking permanently are listed Assume the population standard deviation is 52 years. At α = 0 01, is there enough evidence to re ect the claim that the mean time takes smokers to quit smoking...

  • Quiz: Chapter 8 Quiz Time Remalning: 00:59:06 Submit Quiz This Question: 1 pt 3 of 6...

    Quiz: Chapter 8 Quiz Time Remalning: 00:59:06 Submit Quiz This Question: 1 pt 3 of 6 (1 complete) This Quiz: 6 pts possible Question Help Use the given information to find the P-value. The test statistic in a right-taile test is z-1.00. Pvalue Round to four decimal places as needed) Enter your answer in the answer box.

  • Test: Exam#2 Out Submit Test isti This Question: 1 pt 9 of 19 (13 complete) This...

    Test: Exam#2 Out Submit Test isti This Question: 1 pt 9 of 19 (13 complete) This Test 19 pls p E Question Help Use technology to help you test the claim about the population mean, u, at the given level of normally distributed. Claim: μ > 11 70: α:0.07; σ 203 39. Sample statistics: x. 1194 38, n-250 Identify the null and alternative hypotheses. Choose the correct answer below O A. Ho:H> 1194.38 Ha Hs 119438 O B. Hous!19438 Ha...

  • 3 of 27 (1 complete) This Test: 27 pts pos This Question: 1 pt Suppose you...

    3 of 27 (1 complete) This Test: 27 pts pos This Question: 1 pt Suppose you want to test the claim that p, >H,. Two samples are randomly selected from each population. The sample statistics are given below. At a level of significance of a= 0.01, when should you reject H, ? n, = 100, n, = 125, x, = 555, x, = 540, a, =45, a, = 25 O A. Reject H, if the standardized test statistic is greater...

ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT