A type of new car is offered for sale with 4 option packages. A customer can...

A type of new car is offered for sale with 4 option packages. A customer can buy any number of these, from none to all 4. A manager proposes the null hypothesis that customers pick packages at random, implying the number of packages bought by a customer should be binomial with n equals=4.
This table shows the number of packages chosen by 400 customers.

Packages	Customers
0	30
1	104
2	147
3	107
4	12

(a) Find the binomial parameter p needed to calculate the expected counts.

(b) Find the estimated probability that a customer picks one option.

(d) Find the value of chiχsquared2 for testing Upper H0

(e) Find the p-value for testing Upper H0

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Expert Solution

milcah answered 7 months ago

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