Give 5 examples each special products.

Find the value of x. give reasons to justify your solutions! c ∈ ae

Aphrase is shown read the phrase and give me the answer

Scores on a university exam are normally distributed with a mean of 78 and a standard deviation of 8. the professor teaching the class declares that a score of 70 or higher is required for a grade of at least “c.” using the 68-95-99.7 rule, what percentage of students failed to earn a grade of at least “c”?