Question: COMPLETE THE TABLE BY FILLING IN THE MISSING DATA. (UP TO THREE DECIMAL PLACES ONLY) A credit card company claims that 20% of cards utilized

COMPLETE THE TABLE BY FILLING IN THE MISSING DATA. (UP TO THREE DECIMAL PLACES ONLY)

A credit card company claims that 20% of cards utilized are their basic card, 65% are their travel card and 15% are their shopping card. A sample of 100 cards are surveyed and the distribution is as follows:

Basic: 30

Travel:50

Shopping: 20

Answer:

H0: Oi= Eior the observed population proportions are equal to that of the expected distribution

H1: OiEior not all probabilities in H0are correct or the observed population proportions are different than that of the expected

Observed - (basic:30, Travel:50, Shopping:20)

Expected - (basic:20, Travel:65, Shopping:15)

O-E - (basic:?, Travel:?, Shopping:?)

(O-E)^2 - (basic:?, Travel:?, Shopping:?)

O-E)^2/E - (basic:?, Travel:?, Shopping:?)

Chi Statistic - ?

Thep-value is .006. This result issignificant atp

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