A research firm needs to estimate within 3% the proportion of junior executives leaving large manufacturing companies within three years. A 0.95 degree of confidence is to be used. Several years ago, a study revealed that 41% of junior executives left their company within three years. To update this study, how many junior executives should be surveyed? Multiple Choice O O O 1,033 918 1,221 936

MATLAB: An Introduction with Applications
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A research firm needs to estimate within 3% the proportion of junior executives leaving large manufacturing companies within three years. A 0.95 degree of confidence is to
be used. Several years ago, a study revealed that 41% of junior executives left their company within three years. To update this study, how many junior executives should be
surveyed?
Multiple Choice
O
O
O
1,033
918
1,221
936
Transcribed Image Text:A research firm needs to estimate within 3% the proportion of junior executives leaving large manufacturing companies within three years. A 0.95 degree of confidence is to be used. Several years ago, a study revealed that 41% of junior executives left their company within three years. To update this study, how many junior executives should be surveyed? Multiple Choice O O O 1,033 918 1,221 936
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