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An obstetrician wants to know whether or not the proportions of children born on each day...

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Question

Basic Math

An obstetrician wants to know whether or not the proportions ofchildren born on each day of the week are the same. She randomlyselects 500 birth records and obtains the data shown in table. Isthere reason to believe that the day on which a child is bornoccurs with equal frequency at the alpha= 0.01.

Sunday

Monday

Tuesday

Wednesday

Thursday

Friday

Saturday

Observed count (O)

46

76

83

81

81

80

53

PLEASE FOLLOW THE STEPS BELOW:

  • You need formulate null hypothesis and alternativehypothesis
  • Select alpha
  • Compute expected count
  • Compute chi-square
  • Find p-value
  • Make a decision.

Answer & Explanation Solved by verified expert
3.7 Ratings (667 Votes)
Null andAlternative HypothesesSelect alpha 001Compute    See Answer
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