Based on a smartphone survey, assume that
50
50% of adults with smartphones use them in theaters. In a separate survey of
238
238 adults with smartphones, it is found that
102
102 use them in theaters.
a. If the
50
50% rate is correct, find the probability of getting
102
102 or fewer smartphone owners who use them in theaters.
b. Is the result of
102
102 significantly low?

Astudent has created the give circuit diagram. it consists of a battery, a resistor, and a light bulb. in one minute, 1.2c of charge flows through the resistor. how much charge flows through the light bulb in one minute?

I'm at a bookstore with $\$35$ in my pocket and a $20\%$-off coupon. what is the cost of the most expensive book i can buy with my money and the coupon? (assume that there are books of every possible price in the bookstore. it's a large bookstore! )

You coordinate volunteers for litter cleanup in local parks. your spreadsheet lists drivers and the number of seat belts in each driver’s car. the spreadsheet calculates the number of drivers (d) and the total number of seat belts (s). you want to know the maximum number of volunteers, besides drivers, that can be transported to the park in a single trip given that each person must have a seat belt of their own.