The science club advisor expects that between 42 and 49 students will attend Science Club field trip. The school allows $5.50 pe
1 answer:
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Answer:
The volume of hemisphere is V = 59.4
Step-by-step explanation:
Diameter of hemisphere = 6.1 cm
Radius of hemisphere = 3.05 cm
We know that volume of hemisphere is given by
V = 59.4
Therefore the volume of hemisphere is V = 59.4
Answer:
The test statistics is
The critical value is
The null hypothesis is rejected
Step-by-step explanation:
From the question we are told that
The sample size for men is
The sample proportion of men that own a cat is
The sample size for women is
The sample proportion of women that own a cat is
The level of significance is
The null hypothesis is
The alternative hypothesis is
Generally the test statistic is mathematically represented as
=>
=>
The critical value of from the normal distribution table is
The p-value is obtained from the z-table ,the value is
=>
Given that the then we reject the null hypothesis