Estimate a population or proportion or percentage
Use the given data to find the minimum sample size required to estimate a population or proportion or percentage.
Margin of error: 0.02 confidence level: 90% p hat q Hat n= round to nearest integer
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Being a wise student of statistics, you decide to stand back and observe the outcome of the next ten games before deciding whether to pay your three dollars to play the game. You have just conducted an informal hypothesis test. State the null and
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Suppose a recent poll of American Househoolds about pet ownership found that for households with one pet, 39% owned a dog, 33% owned a cat, and 7% owned a bird. suppose that three households with one pet are selected randomly and with replacement
A researcher wishes to estimate, with 95% confidence, the proportion of adults who have high-speed internet access. Herestimate must be accurate within 1% of the true proportion.
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