Someone please help me! ‘The value of X is...’

Mathematics, added 2021-12-09 22:19:17

A student scores 62 on a geography test and 267 on a mathematics test. the geography test has a mean of 80 and a standard deviation of 15. the mathem ...

Mathematics, added 2021-12-09 18:54:02

A student scores 62 on a geography test and 267 on a mathematics test. the geography test has a mean of 80 and a standard deviation of 15. the mathem ...

Mathematics, added 2021-12-09 17:25:42

Brainly a garden has width 13−−√ and length 713−−√. what is the perimeter of the garden in simplest radical form? ...

Mathematics, added 2021-12-09 14:40:26

Brainly a garden has width 13−−√ and length 713−−√. what is the perimeter of the garden in simplest radical form? ...

Mathematics, added 2021-12-09 10:47:19

Ben bought 7 notebooks for $34.50. some of the notebooks were $3.50 each and the others were $4.25 each. if x represents the number of least expensiv ...

Mathematics, added 2021-12-09 09:06:41

Ben bought 7 notebooks for $34.50. some of the notebooks were $3.50 each and the others were $4.25 each. if x represents the number of least expensiv ...

Mathematics, added 2021-12-09 01:10:42

A ________ sample is a sample in which each member of the population has a known, nonzero, chance of being selected for the sample. ...

Mathematics, added 2021-12-08 23:48:28

A ________ sample is a sample in which each member of the population has a known, nonzero, chance of being selected for the sample. ...

Mathematics, added 2021-12-06 20:25:29

A student did 3/5 of his homework and 8 more problems. then his father came and did one fifth of the homework and the remaining 7 problems. how many ...

Mathematics, added 2021-12-06 19:15:17

A student did 3/5 of his homework and 8 more problems. then his father came and did one fifth of the homework and the remaining 7 problems. how many ...

Mathematics, added 2021-12-05 17:49:17

Concrete can be purchased by the cubic yard. how much will it cost to pour a slab 12 feet by 12 feet by 9 inches for a patio if the concrete costs $5 ...

Mathematics, added 2021-12-05 16:25:57

Concrete can be purchased by the cubic yard. how much will it cost to pour a slab 12 feet by 12 feet by 9 inches for a patio if the concrete costs $5 ...

Mathematics, added 2021-12-05 09:07:43

Park rangers released 12 fish into a pond in year 0. Each year, there were twice as many fish as the year before. How many fish were there after x ye ...

Mathematics, added 2021-12-05 07:38:50

Park rangers released 12 fish into a pond in year 0. Each year, there were twice as many fish as the year before. How many fish were there after x ye ...

Mathematics, added 2021-12-05 06:24:51

A square has a side length of 6x+2. a rectangle with width 3x+1 has the same area as the square. what is the length of the rectangle? ...