The manager of Lawn and Garden Services would like to estimate the proportion of her employees' time spent performing various gardening and lawn care activities. She has made 400 random observations of a typical worker, with the following results:

Between what limits can the manager be 68.26 percent confident about the true proportion of time spent mowing?
A)0 and 0.683
B)0.475 and 0.525
C)0.45 and 0.55
D)0.425 and 0.575
E)0.4 and 0.6

Question

The manager of Lawn and Garden Services would like to estimate the proportion of her employees' time spent performing various gardening and lawn care activities. She has made 400 random observations of a typical worker, with the following results:

Between what limits can the manager be 68.26 percent confident about the true proportion of time spent mowing?

Between what limits can the manager be 68.26 percent confident about the true proportion of time spent mowing?
A)0 and 0.683 
B)0.475 and 0.525 
C)0.45 and 0.55 
D)0.425 and 0.575 
E)0.4 and 0.6

Quizplus · Accepted Answer

The Answer of The manager of Lawn and Garden Services would like to estimate the proportion of her employees' time spent performing various gardening and lawn care activities. She has made 400 random observations of a typical worker, with the following results:

Between what limits can the manager be 68.26 percent confident about the true proportion of time spent mowing?
A)0 and 0.683 
B)0.475 and 0.525 
C)0.45 and 0.55 
D)0.425 and 0.575 
E)0.4 and 0.6

The Manager of Lawn and Garden Services Would Like to Estimate