Limit for the population proportion of mice
In a sample of 55 mice, a biologist found that 42% were able to run a maze in 30 seconds or less. Find the 90% limit for the population proportion of mice who can run a maze in 30 seconds or less.
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Other end of zip line is attached to top of the 5 foot stake. Angle of elevation of platform is 23. How long is zip line.
A random sample of 100 voters found that 44% were going to vote for a certain candidate. Find out the 99% limit for the population proportion of voters who will vote for that candidate.
Determine the 99% limit for population proportion of printers which are employed in small businesses.
Third reduced to 2 less than half its value, resulting three numbers form the arithmetic sequence. Determine numbers for arithemetic and geometric sequences.
A report states that 46% of home owners have a vegetable garden. How large a sample is needed to determine the true proportion of home owners who have vegetable gardens to in four percentage points with the 92% confidence?
Determine the 95% confidence interval for the variance of the heights of maple trees if a sample of 26 trees has a standard deviation of 10.2 feet.
Determine pH of each substance listed, given indicated hydrogen ion concentration. Also, point to whether each substance is acidic or basic.
Determine maximum number of zeros which this polynomial function can have. Find how many positive real zeros can function have.
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