z= (335-450)/50
z= -115/50
z= -2.3 (0.0107)
1.07%
A physical fitness association is including the mile run in its secondary-school fitness test
A physical fitness association is including the mile run in its secondary-school fitness test. The time for this event for boys in secondary school is known to possess a normal distribution with a mean of 450 seconds and a standard deviation of 50 seconds. Find the probability that a randomly selected boy in secondary school can run the mile in less than 335 seconds. 12) ______ A) .4893 B) .0107 C) .9893 D) .5107
A physical fitness association is including the mile run in its secondary-school fitness test. The time for this event for boys in secondary school is known to possess a normal distribution with a mean of 440 seconds and a standard deviation of 60 seconds. Find the probability that a randomly selected boy in secondary school can run the mile in less than 302 seconds.A) 0.5107B) 0.0107C) 0.9893D) 0.4893
A physical fitness association is including the mile run in its secondary-school fitness test. The time for this event for boys in secondary school is known to possess a normal distribution with a mean of 460 seconds and a standard deviation of 40 seconds. Find the probability that a randomly selected boy in secondary school will take longer than 368 seconds to run the mile. 0 O 0 o 0.4893 0.9893 0.5107 0.0107
Provide an appropriate response. A physical fitness association is including the mile run in its secondary-school fitness test. The time for this event for boys in secondary school is known to possess a normal distribution with a mean of 440 seconds and a standard deviation of 40 seconds. Find the probability that a randomly selected boy in secondary school can run the mile in less than 348 seconds. *Please provide a sketch and show all work & calculations.
A physical fitness association is including the mile run in its secondary-school fitness test. The time for this event for boys in secondary school is known to possess a normal distribution with a mean of 470 seconds and a standard deviation of 60 seconds. Find the probability that a randomly selected boy in secondary school will take longer than 332 seconds to run the mile.
A physical fitness association is including the mile run in its secondary-school fitness test. The time for this event for boys in secondary school is known to possess a normal distribution with a mean of 460 seconds and a standard deviation of 40 seconds. The fitness association wants to recognize the fastest 10% of boys with certificate of recognition. What time would the boys need to beat in order to earn a certificate of recognition from the fitness association?
a physical fitness association is including the mile run in its secondary school fitness test. the time for this event for boys in secondary school is known to possess a normal distribution with a mean of 440 seconds and a standard deviation of 50 seconds. the fitness association wants to recognise the fastest 10 percent of the biys with certificates of recognition. what time would the biys need to beat in order to earn a certificate of recognition from the...
A physical fitness association is including the mile run in its secondary-school fitness test. The time for this event for boys in secondary school is known to possess a normal distribution with a mean of 470 seconds and a standard deviation of 60 seconds. The fitness association wants to recognize the boys whose times are among the fastest 10% with certificates of recognition. What time would the boys need to beat in order to earn a certificate of recognition from...
2. 130 Points) A physical fi itness association is including the mile run in its secondary- school fitness test. The time for this event for boys in conds known to possess a normal distribution with a mean of a0 standard deviation of 50 seconds. in secondary school is Find the probability that a randomly selected boy in secondary school comp run in more than 325 seconds? a. etes the mile What proportion of boys in secondary school completes the mile...
solve all and show work please 7) Provide an appropriate response. 7) A physical fitness association is including the mile run in its secondary school fitness test. The time for this event for boys in secondary school is known to possess a normal distribution with a mean of 440 seconds and a standard deviation of 40 seconds. Find the probability that a randomly selected boy in secondary school can run the mile in less than 348 seconds. A) 0.4893 B)...