The Manager of a Pharmacy Wants to Know If Prescriptions

Multiple Choice

The manager of a pharmacy wants to know if prescriptions are filled uniformly over the 7 days of the week. The manager takes a simple random sample of 245 prescription receipts and finds that they are distributed as follows:
$$\begin{array} { | l | c | c | c | c | c | c | c | } \hline \text { Day } & \text { Monday } & \text { Tuesday } & \text { Wednesday } & \text { Thursday } & \text { Friday } & \text { Saturday } & \text { Sunday } \\\hline \text { Prescriptions } & 42 & 31 & 33 & 29 & 45 & 44 & 21 \\\hline\end{array}$$ Which of the following is the appropriate null hypothesis for this test?

A) H₀: p₁ = p₂ = p₃ = p₄ = p₅ = p₆ = p₇ = 1/7
B) H₀: p₁ = p₂ = p₃ = p₄ = p₅ = 5/7 and p₆ = p₇ = 2/7
C) H₀: p₁ = 0.17, p₂ = 0.13, p₃ = 0.13, p₄ = 0.12, p₅ = 0.18, p₆ = 0.18, p₇ = 0.09
D) None of the above