A normal distribution has a mean of 22 and a standard deviation of 3. a. The mean of this distribution is ?
b. The mode of this distribution is ?
c. If the standard deviation is increased to 4 , will the curve become wider or taller ?

Without multiplying, tell which product is larger and why. 5 × 1/3 or 5 × 2/3 a)5 × 1/3 because 1/3 is less than 2/3 b) 5 × 1/3 because 1/3 is greater than 2/3 c) 5 × 2/3 because 1/3 is less than 23 d) 5 × 23 because 1/3 is greater than 2/3