Mathematics, 14.07.2020 21:01, ashley2816
Suppose you have an experiment where you flip a coin three times. You then count the number of heads. a.) State the random variable. b.) Write the probability distribution for the number of heads. c.) Draw a histogram for the number of heads. d.) Find the mean number of heads. e.) Find the variance for the number of heads. f.) Find the standard deviation for the number of heads. g.) Find the probability of having two or more number of heads. h.) Is it unusual to flip two heads
Answers: 1
Mathematics, 21.06.2019 18:30, veheca
According to the 2008 u. s. census, california had a population of approximately 4 × 10^7 people and florida had a population of approximately 2 × 10^7 people. which of the following is true? a. the population of florida was approximately two times the population of california. b. the population of florida was approximately twenty times the population of california. c. the population of california was approximately twenty times the population of florida. d. the population of california was approximately two times the population of florida.
Answers: 1
Mathematics, 21.06.2019 21:30, luckilyalexa
Your company withheld $4,463 from your paycheck for taxes. you received a $713 tax refund. select the best answer round to the nearest 100 to estimate how much you paid in taxes.
Answers: 2
Mathematics, 21.06.2019 22:00, sebcbal
The mean finish time was 185.52 with a standard deviation of 0.327 minute. the winning car driven by chris finished in 185.13. the previous year race had a mean finish time of 110.3 with a standard deviation of 0.106. the winning car that year driven by karen finished in 110.13 minutes. find their respective z-scores. chris - z-score karen “- z-score
Answers: 1
Suppose you have an experiment where you flip a coin three times. You then count the number of heads...
Mathematics, 22.10.2020 22:01
History, 22.10.2020 22:01
Mathematics, 22.10.2020 22:01
Mathematics, 22.10.2020 22:01
Mathematics, 22.10.2020 22:01
Mathematics, 22.10.2020 22:01