(1 point) A company sells sunscreen in 300 milliliter (ml) tubes. In fact, the amount of lotion in a tube varies according to a normal distribution with mean u = 296 ml and standard deviation o = 7 ml. Suppose a store which sells this sunscreen advertises a sale for 4 tubes for the price of 3. Consider the average amount of lotion from a SRS of 4 tubes of sunscreen and find: (a) The standard deviation of the average, a: 3.5 (b) The probability that the average amount of sunscreen from 4 tubes will be less than 286 ml. Answer: 0.00

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(1 point) A company sells sunscreen in 300 milliliter (ml) tubes. In fact, the amount of lotion in a tube varies according to a normal
distribution with mean u
296 ml and standard deviation o = 7 ml. Suppose a store which sells this sunscreen advertises a sale for
4 tubes for the price of 3. Consider the average amount of lotion from a SRS of 4 tubes of sunscreen and find:
(a) The standard deviation of the average, x : 3.5
(b) The probability that the average amount of sunscreen from 4 tubes will be less than 286 ml.
Answer:
0.00
Transcribed Image Text:(1 point) A company sells sunscreen in 300 milliliter (ml) tubes. In fact, the amount of lotion in a tube varies according to a normal distribution with mean u 296 ml and standard deviation o = 7 ml. Suppose a store which sells this sunscreen advertises a sale for 4 tubes for the price of 3. Consider the average amount of lotion from a SRS of 4 tubes of sunscreen and find: (a) The standard deviation of the average, x : 3.5 (b) The probability that the average amount of sunscreen from 4 tubes will be less than 286 ml. Answer: 0.00
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