The heights of young adult females in the united states are said to have a population standard deviation of σ=2. 6 inches. A sample was taken of n=85 young adult females at byu-i and the mean computed to be x¯=65. 4 inches. Use this information to answer the next 9 questions.

Afish fossil is found in a rock. a foot bone and tooth are found in an older layer of the same rock. what can scientists learn from the rock? a) the area changed from land to water. b) the area changed from water to land. c) the area has always been land. d) the area was once an ocean.

Victor is concerned about his constant impulsive tendencies. he thinks something must be wrong with him. what is a healthy action victor could take? take some of his friend's add medication to see if it . follow what his friend tells him he needs to do to solve his feelings. listen to a mental health professional who can guide him through his troubles. diagnose himself and take some natural supplements.

Which economy enables demand for a product or service to drive all the businesses decisions business decisions are driven by demand in a ( an ) economy