Mathematics, 06.06.2020 15:58 Carlos448
Ayúdenme porfa, Lo necesito para ahora mismo 1.Un psicólogo está interesado en determinar cómo afecta en la academia al ver televisión sus pacientes infantes. Para ello pregunta¿cuántas horas diarias dedica a ver televisión? Los resultados obtenidos fueron: 3 4 3 5 7 6 3 5 7 3 4 4 3 6 3 3 4 3 4 7 5 6 5 3 4 a)Elabora una tabla de frecuencias b)¿Qué tipo de variable hay en este estudio? c)cuántos niños ven a lo más 4 horas? d)¿Qué porcentaje de los niños dedican más tiempo y menos tiempo diario en ver televisión?
Answers: 3
Mathematics, 21.06.2019 12:30
Katlyn made 4 dresses with 7 yards of fabric. how many yards did she use on 1 dress?
Answers: 2
Mathematics, 21.06.2019 14:20
Answers; a) 135 degree’s b) 30 degree’s c) 180 or 0 degree’s d) 90 degree’s
Answers: 1
Mathematics, 21.06.2019 20:30
You have a square piece of cardboard that measures 14 inches on each side. to build a box, you cut congruent squares out of each corner of the cardboard. use the picture to find the area of the cardboard you were used to build the box
Answers: 2
Mathematics, 21.06.2019 22:50
Ur environment is very sensitive to the amount of ozone in the upper atmosphere. the level of ozone normally found is 4.04.0 parts/million (ppm). a researcher believes that the current ozone level is not at a normal level. the mean of 2525 samples is 4.44.4 ppm with a standard deviation of 0.80.8. assume the population is normally distributed. a level of significance of 0.020.02 will be used. make the decision to reject or fail to reject the null hypothesis. answer tables
Answers: 3
Ayúdenme porfa, Lo necesito para ahora mismo 1.Un psicólogo está interesado en determinar cómo afect...
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