Tatiana deposits $600 into a bank account that pays 4.75% interest compounded annually. The expression(1 + 0.0475)t represents t
2 answers:
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Answer:
p represent the population parameter , true proportion of people who play chess in the UK
(1)
Step-by-step explanation:
Data given and notation
n=400 represent the random sample taken
X=67 represent the people who play chess
estimated proportion of people who play chess
is the value that we want to test
z would represent the statistic (variable of interest)
represent the p value (variable of interest)
p represent the population parameter , true proportion of people who play chess in the UK
Concepts and formulas to use
We need to conduct a hypothesis in order to test the claim that the true proportion i higher than 0.13.:
Null hypothesis:
Alternative hypothesis:
When we conduct a proportion test we need to use the z statisitc, and the is given by:
(1)
The One-Sample Proportion Test is used to assess whether a population proportion is significantly different from a hypothesized value
.
Calculate the statistic
Since we have all the info required we can replace in formula (1) like this: