Explore BrainMass

Explore BrainMass

    Simple random sample of weights of women

    This content was COPIED from BrainMass.com - View the original, and get the already-completed solution here!

    7-9. Use the simple random sample of weights of women from a data set, we obtain these sample statistics:

    N= 35
    X = 141.38 lbs
    Research from other sources suggest that the population of weights of women has a standard deviation given by o = 31.95 lb.

    a. Find the best point estimate of the mean weight of all women. (The best point estimate is ___ lbs)
    b. Find a 90% confidence interval estimate is ___ lb < u < ___ lb.

    SEE ATTACHMENT X has a - line over it.

    © BrainMass Inc. brainmass.com June 4, 2020, 12:47 am ad1c9bdddf
    https://brainmass.com/statistics/quantative-analysis-of-data/simple-random-sample-weights-women-359739

    Attachments

    Solution Summary

    The solution examines a simple random sample of weights of women. The best point estimate of the mean weight is determined.

    $2.19

    ADVERTISEMENT