"It's 75 Degrees and Sunny Here in San Diego This

question 89

Essay

"It's 75 degrees and sunny here in San Diego this afternoon...," the weatherman droned on, repeating a phrase that probably should have been recorded and played on an endless loop.Tim looked at the previous year's high temperatures and noted that the average was 75 degrees with a standard deviation of 2.5 degrees and approximated a normal distribution.Armed with this evidence, determine:
(a)the probability of a daily temperature between 79 degrees F and 85 degrees F.
(b)the probability that the daily temperature exceeds 80 degrees F.
(c)the probability that the daily temperature is below 74 degrees F.

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Definitions:

Phoneme

The smallest unit of sound in a language that can distinguish one word from another, for example, the difference between the "k" sound in "kit" and the "s" sound in "sit."

Middle C

The note in the center of the piano keyboard, often used as a reference point for tuning and music instruction.

Phonemes

The minimal sound element in a language that differentiates words.

Very Young Infants

Refers to infants in the earliest stages of life, typically ranging from newborn to around three months of age.