Question

A magazine claims that the mean amount spent by a customer at Burger Stop is greater than the mean amount spent by a customer at Fry World. The results for samples of customer transactions for the two fast food restaurants are shown below. At a 0.10, can you upport the magazine's claim? Assume the population variances are equal. Assume the samples are random and independent, and the populations are nomaly distributed Complete parts (a) through (e) below. Burger Stop Fry World *$1126 * = $10.05 S $0.71 12-5068 ny 14 ny - 13 O A "The mean amount spent by a customer at Burger Step is greater than the mean amount spent by a customer at Fry World." OB. "The mean amount spent by a customer at Burger Stop is not equal to the man amount spent by a customer at Fry World." OC. "The mean amount spent by a customer at Burger Stop is equal to the mean amount spent by a customer at Fry World OD. "The mean amount sport by a customer at Fry World is greater than the mean amount sport by a customer at Burger Stop What are Hand ? The null hypothesis, Hy is The alternative hypothesis, H Which hypothesis is the claim? O The null hypothesis, The temative hypothesis, (b) Find the chical value(s) and identify the rejection regions) Enter the critical values below ca Herriartintom Click to select your answers Save for Later

Answer 1

Page No.: Date:_ We have to. test Ho el: Uz H li>l2 ies Ho:- The mean amount spent by at Burger stop is equal customer to the mean customer amount spent by a fry world HA amount a The mean customer than the customer is greater speant by at Burger stop amount spent by a at fry world. mean The alternative hypothesis hypothesis is the claim. Given that, Burger Stop fry world xis 11:28 x2 = 10.65 $1 O'71 52 0:68 n = 14 ha 13 REDMI NOTE 6 PRO MI DUAL CAMERA Cellpage

2 Page No.: Date: _LI Critical valie one tailed t taba thith-2 = t 14+ 13.2 tas ta, 25 toll, 25 C 1:7081 Rejection regaon :- A> t > to 1.708! to S.Standardized test statistic Now pooled sample mean square 2 2 ensi t hasă hthon + (1380,4624 (14 x 0.5041 14473-2 700574 + 6.0112 25 Cellpage

2 0.5224 07230 The test statistic for this test is under I: Ž,-X Antha - 2 V to 1:28 10:65 ort 0.7220 13 0.63 0.7230 x ☺13851 0.63 0:2784 teale 2.26 29. taal ttab 2.2629 I'7081 REDMI NOTE tral > t tab. at LOS! We reject Ho

Result Reject ho at 10 o. significance level Interpretation: y. to the At the 10 significance level Reject He enough evidence support the claim of the magazine that spent by customers at Burger World greater than amount spent by customers at fry wald! mean amount is the mean