HGE 1110 ▬ STATISTICS AND PROBABILITY ▬ Q3 - PETA6

A coin is tossed 10 times. Find the probability that exactly 5 heads will appear.

• 24.60%

• 24.62%

• 24.59%

• 24.61%

A coin is tossed 10 times. Find the probability that at most 4 tails will appear.

• 17.09%

• 37.70%

• 17.19%

• 37.60%

A coin is tossed 10 times. Find the probability that at least 7 heads will appear.

• 54.69%

• 5.47%

• 17.19%

• 17.09%

A coin is tossed 10 times. Find the probability that 10 heads will appear.

• 0.99%

• 0.10%

• 10%

• 0.09%

A survey from Teenage Research Unlimited  found that 30% of teenage consumers receive their spending money from part-time jobs. If 5 teenagers are selected at random, find the probability that at least 3 of them will have part-time jobs.

• 16.31%

• 163.1%

• 0.1631%

• 1.63%

A report from the Secretary of Health and Human Services stated that 70% of single vehicle traffic fatalities that occur at night on weekends involve an intoxicated driver. If a sample of 15 single-vehicle traffic fatalities that occur at night on a weekend is selected, find the probability that exactly 12 involve a driver who is intoxicated.

• 1.7%

• 17%

• 170%

• 0.17%

Twenty-six percent of couples who plan to marry this year are planning destination weddings. In a random sample of 12 couples who plan to marry, find the probability that exactly 6 couples will have a destination wedding.

• 468.71%

• 4.69%

• 0.47%

• 46.87%

Twenty-six percent of couples who plan to marry this year are planning destination weddings. In a random sample of 12 couples who plan to marry, find the probability that at least 11 couples will have a destination wedding

• 0.00034%

• 0.0034%

• 0.0000034%

• 0.000034%

The percentage of couples where both parties are in the labor force is 52.1. Choose 5 couples at random. Find the probability that more than 3 of the couples have both persons in the labor force.

• 21.35%

• 53.75%

• 21.49%

• 53.93%

Fifty three percent of population in the Philippines have at least some college education. Choose 10 persons at random. Find the probability that at most 2 have any college education.

• 0.04%

• 36.56%

• 0.37%

• 3.66%