ompany produces steel rods. The lengths of the steel rods are normally distributed with a mean of 186.3-cm and a standard deviation of 2.2-cm. For shipment, 6 steel rods are bundled together. Find the probability that the average length of a randomly selected bundle of steel rods is less than 183.4-cm. P(M < 183.4-cm) =  Enter your answer as a number accurate to 4 decimal places. Answers obtained using exact z-scores or z-scores rounded to 3 decimal places are accepted.

A company produces steel rods. The lengths of the steel rods are normally distributed with a mean of 241.2-cm and a standard deviation of 0.6-cm.Find P22, which is the length separating the shortest 22% rods from the longest 78%.P22 =

A soft drink machine outputs a mean of 29 ounces per cup. The machine's output is normally distributed with a standard deviation of 4 ounces. What is the probability of filling a cup between 25 and 31 ounces? Round your answer to four decimal places. Answer esc 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. angle. 9 ! 1 9 a Z ← @ 2 W S X # 3 e d C C $ 4 r f % 5 V t Oll A 6 Normal Table - to-z Normal Table - to z b y h & 7 n O u * 8 3 O i N ( 9 k O < 1 alt ) 0 1 Р O - : Tables ; Submit Answer 4 ? 1 + = Keypad Keyboard Shortcuts 31 11 1 Oct 28 }. backspace 1 USE YOUR SMARTPHONE FOR 2:53 3 D45 enter

A standardized​ exam's scores are normally distributed. In a recent​ year, the mean test score was 1544 and the standard deviation was 314.The test scores of four students selected at random are 1940​, 1290​, 2250​,and 1420.Find the​ z-scores that correspond to each value and determine whether any of the values are unusual. ​(Round to 2 decimal places as​ needed.)

A company produces steel rods. The lengths of the steel rods are normally distributed with a mean of 226-cm and a standard deviation of 1.1-cm. For shipment, 28 steel rods are bundled together.Find P58, which is the average length separating the smallest 58% bundles from the largest 42% bundles.P58 = -cmEnter your answer as a number accurate to 2 decimal place. Answers obtained using exact z-scores or z-scores rounded to 3 decimal places are accepted.

Determine the probability of seeing a Z score of 2.699 or one with a larger absolute value.

A driver has pumped 13 gallons of gas to his track. On average day that driver has to spend 2 gallons of gas with the deviation 1 gallons. Calculate the probability that these 13 gallons of gas will be enough for next 6 days of driving that track.

the length of animals of a species is normal with population standard deviation 9.7 inches. the probability is 0.14 that the animal is hsorter than 27 inches. find the population mean

3. The 4th decile for the given data is: f 1 1 9. 2 26 3 59 4 72 5 52 29 7 7 8 1 А. 5 С. 4 В. 3 D. 7

The weights of newborn baby boys born at a local hospital are believed to have a normal distribution with a mean weight of 3282 grams and a variance of 349,281. If a newborn baby boy born at the local hospital is randomly selected, find the probability that the weight will be less than 4227 grams. Round your answer to four decimal places. Answer esc 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. alt gle. 1 1 9 a Z F @ 2 W S X # 3 e d C C $ 4 r f % 5 V t Normal Table-to-z Normal Table - to z Oll 6 g L b y hp h & 7 。。 * u n * 8 N ( 9 m j|k الالال O < O alt р Tables ctrl Keypad Keyboard Shortcuts. Submit Answer [ اااك AD + = ? 1 Oct 28 1:47 0 backspace 1 USE YOUR SMARTPHONE FOR Reviews Videss-Features Specs Support