A principal of a school found a way to discover who plays hooky. He then decides

Question

A principal of a school found a way to discover who plays hooky. He then decides to analyze the frequency of playing hooky during the week days. At the end of the year, he got the following data:

He formulates the hypothesis that the higher number of occurrences on Monday is due to the lack of preparation during the weekend.

(a) Which box theory, null hypothesis (Ho), and alternative hypothesis should the principal use to check his theory?

(b) Which statistical test is to be used?

(c) Discuss the validity of Ho with significance level =5%.

Week day # of people playing hooky Monday 50 Tuesday 46 Wednesday 34 Thursday 34 Friday 33 Saturday 43

Explanation / Answer

A principal of a school found a way to discover who plays hooky. He then decides

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