Mathematics, 28.11.2019 06:31 ericsmith19
Aaverage amount of money on deposit in a savings account is $7500. suppose a random sample of 49 accounts shows the average in their bank to be $6850 with a population s. d. $1200. construct a hypothesis test to determine whether the average amount on deposit per account is different from $7500. use a 1% level of significance. use the p value approach.
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