Current Attempt in Progress Let x be a continuous random variable that is normally distributed with a mean of 58 and a standard deviation of 16. Find the probability that x assumes a value less than 68. Round your answer to four decimal places. P = i Save for Later Attempts: 0 of 3 used Submit Ar

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Calculate the mean and standard deviation of a binomial random variable with n = 650 and p = 0.25. Enter the exact answer for the mean, and round your answer for the standard deviation to three decimal places. = Click if vou wOuld like to Show Work for this question: Onen Show Work

Assume that a randomly selected subject is given a bone density test. Those test scores are normally distributed with a mean of 0 and a standard deviation of 1. Draw a graph and find the probability of a bone density test score between -1.96 and 1.96. The probability is _____ ​(Round to four decimal places as​ needed.)

Assume that the readings at freezing on a batch of thermometers are normally distributed with a mean of 0°C and a standard deviation of 1.00°C. A single thermometer is randomly selected and tested. Find the probability of obtaining a reading less than -0.24 C. Shade: Left of a value Click and drag the arrows to adjust the values. -3 -2 0. 1. 2 -1.5 0.24 C) P(Z 0.24) P(r< Submit Question prime video hulu

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Assume that thermometer readings (in degrees Celsius) are normally distributed with a mean of 0 and standard deviation of 1. A thermometer is randomly selected and tested. Find the probability of a reading between -1.12 and 1.05 degrees Celsius. Draw a bell curve, label your mean and shade the area that you are trying to find. Then answer the question. (round to 4 decimal places) If a gambler places a bet on the number 7 in roulette, he or she has a 1/38 probability of winning. a. Find the mean and standard deviation for the number of wins of gamblers who bet on the number 7 one hundred and twenty times. b. Would 0 wins in one hundred and twenty bets be an unusually low number of wins? IL Proctorio is sharing your screen. Stop sharing Hide OCT 13 étv MacBook Air R K B 36

The weights of newborn baby boys born at a local hospital are believed to have a normal distribution with a mean weight of 3484 grams and a variance of 160,000. If a newborn baby boy born at the local hospital is randomly selected, find the probability that the weight will be greater than 4124 grams. Round your answer to four decimal places. Answer esc F If you would like to look up the value in a table, select the table you want to view, then either click the cell at the intersection of the row and column or use the arrow keys to find the appropriate cell in the table and select it using the Space key. ngle. 1 1 9 a Z @ 2 W S X # 3 e d C C $ 4 r f نے % 5 V t g Normal Table -00 to-z Normal Table - to z Oll 6 b y hp h & 7 u n * 8 j N O i m ( 9 k * O ) 0 1 alt р > : Tables ; Keypad Keyboard Shortcuts Submit Answer { ctrl AD + Oct 27 = ? 11 1 6:25 O backspace 1 USE YOUR SMARTPHON Reviews Videss B 55