- Calculation required... 1) Tree pollens can be significant allergens. At the peak secason, the average concentration of birch pollen in the air was measured to be 3.8 pollens in every L of air. Assuming Poisson distribution, what is the probability of finding 3 pollens in one Lof air?
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- Assume the weight of groundhogs are approximately normally distributed, with a mean weight of 8.6 pounds, and standard deviation of 1.1 pounds. If you take a random sample of 5 groundhogs, what is the probability the sample mean will be less than 9 pounds? How would you shade the graph representing the scenario above? A) Right-tail including the mean B) Right-tail not including the mean C) Two-tails D) Left-tail including the mean E) Left-tail not including the mean F) Between two-tails OA OB OD OE OF2. For a normal population withu=D100 and o=15, a what is the probability of obtaining a sample mean greater than 103 for a sample ofn=25 scores? b. what is the probability of obtaining a sample mean less than 93 for a sample of n=9 scores?25. Given the following data for an imaginary superhero universe: Flying Telepathy Super Strength Female 95 70 16 Male 12 25 88 Distribution of Super Power by Gender What is the empirical probability that a randomly selected superhero will have telepathy? Answer in decimal form. Round to 3 decimal places as needed
- 1. 2. 3. Your research is focused on residents at Shady Oaks Assisted Living Facility. You collect data from 50 randomly selected residents. The 50 residents you collected data from is your 4. O population. O statistic. O parameter. O sample. Suppose in a certain population 16% of mothers have admitted to smoking while pregnant. If a random sample of 15 mothers is selected from this population, what is the probability that 5 or fewer smoked while they were pregnant? Round to four decimal places. A Suppose total cholesterol values for a certain population are normally distributed with a mean of 195 mg/dl and a standard deviation of 10 mg/dl. What is the probability that a patient has total cholesterol greater than 200? Round your answer to 4 decimal places. Suppose total cholesterol values for a certain population are normally distributed with a mean of 200 mg/dl and a standard deviation of 20 mg/dl. You select a random sample of 100 people. What is the probability that the sample mean…A. Classify each random variable as discrete or continuous. 1. X: Number of women among 20 newly hired teachers 2. Y: Height (in centimeters) of a 30 randomly selected adult males 3. Z: Number of car accidents among 8 selected cities 4. A: Amount of rainfall (in millimeters) in different cities in Metro Manila 5. B: Number of gifts received by 20 students during Christmas season47.
- 1. The lifetime of a species of housefly ranges uniformly from 18 h to 30 h. a) Construct a graph of this distribution. b) Determine the probability that a fly selected at random will live at least 28 h. c) Determine the probability that a fly selected at random will live less than 24 h.1./ In a sample space P(A) = 3/4, P(B)= 1/2 P(AU B) = 2/3, P(C') = 1/3 and P(D) = 1/6. You can use everything in the Venn diagram below to answer the following questions. %3D A D. a./ Find P(AB). b./ Find P(CA) and P(ČAB). c./ Find P(C|A) and P(Cn D).6.2) The monthly utility bills in a city are normally distributed, with a mean of $100 and a standard deviation of $12. Find the probability that a randomly selected utility bill is a) less than $70 b) between $90 and $120 c) more than $140
- 25. Given the following data for an imaginary superhero universe: Flying Telepathy Super Strength Female 27 99 39 Male 27 95 57 Distribution of Super Power by Gender What is the empirical probability that a randomly selected superhero will have super strength? Answer in decimal form. Round to 3 decimal places as2.6