Question Hop A survey was conducled two years ago asking college students thelr

Question

Question Hop A survey was conducled two years ago asking college students thelr lop moltivations for using a credt |Old Survey % Response Survey Frequency and ank each one what the top motivation is for uning a credit card Can you conclde that there has been a change in the claimed or expecled distrbution? Use -0.05. Complele parts (a) through (d) State H and H, and identity the claim What is the null bypothesis, O A. The diatribuben of motivations difters from the expected diestribution OB. The dist tubon of motivatoasis111eewards,96kw rate, ?07 cash back, 4adiscourh,md 63 other O c. The dnhtusen of mobatann 29% iewards, 29% low rate, 21% cash back, aatcounts, and 19% other What in the aflermate hypotvesis, , O A. The diatributien of motivations difiers trom the claimed or expecled distribution O B. The distibtion of moivations is the same as the claimed or espected uteution. Which hypothesis is the clai? Click to select your ansens 8 N M

Explanation / Answer

The statistical software output for this problem is:

Chi-Square goodness-of-fit results:
Observed: Oi
Expected: Ei

Hence,

a) Hypotheses:

Null hypothesis: Option C is correct.

Alternative hypothesis: Option A is correct.

Ha is the claim.

b) Critical value = 9.488

Rejection region: Option A is correct.

c) Test statistic = 14.445

d) Reject; is; Differs from

N DF Chi-Square P-value 425 4 14.445396 0.006

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