Approximate the area under the graph of f(x) over the specified interval by dividing the interval into the indicated number of subintervals and using the left endpoint of each subinterval.f(x) = 
; interval [1, 5]; 4 subintervals
A. 0.4636
B. 1.4636
C. 1.4236
D. 2.0833
Answer: C
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State how many peaks you would expect for the distribution described.Numbers of people with birthdays in a particular month (January through December)
A. Two B. One C. Three D. None
Find the indicated probability.The table shows the distribution of family size in a certain U.S. city Family Size Probability 20.457 30.203 40.198 50.088 60.036 7+0.018A family is selected at random from the city. Find the probability that the size of the family is between 2 and 5 inclusive. Round approximations to three decimal places.
A. 0.858 B. 0.401 C. 0.545 D. 0.946
Use symbols to name the figure. If more than one symbol is possible, give all possible names.
BC
A. 
or 
B. 
C. 
D. 
or 
Find the coordinates of the vertex for the parabola defined by the given quadratic function.f(x) = -x2 + 10x - 1
A. (5, 24) B. (-5, -26) C. (-5, -76) D. (10, -1)